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The spherical roller bearing withstands significant loads and misalignments . This type of roller bearing is well adapted to harsh operating conditions : impacts or vibrations (crushers, vibrating screens, heavy handling, etc.). With the ULTAGE design, NTN offers as standard, unsurpassed endurance and longevity.
Log in To add this product to your basket Documentation Technical datasheet 3D file Detailed technical sheet Product information PRODUCT DEFINITION Brand NTN d - Internal diameter 200 mm D - External diameter 420 mm B - Bearing/Inner ring width 138 mm D1 - Inner diameter outer ring 363,1 mm rs - Min fillet radius 5 mm Number of lubrication holes 8 b - Groove width 21,07 mm k - Hole diameter 10 mm Radial clearance class C3 Mass 95 kg
PRODUCT PERFORMANCE C - Dynamic load 2830 kN C0 - Static load 3530 kN Cu - Fatigue limit load 302 kN e - Coefficient 0.31 Y0 - Static axial load coefficient 2.1 Y1 - Lower axial load coefficient 2.15 Y2 - Upper axial load coefficient 3.2 N ref - Reference thermal speed 1000 tr/min N lim - Mechanical Limit Speed 1500 tr/min Tmin - Min operating temperature -40 °C Tmax - Max operating temperature 200 °C
ABUTMENT da min - Min shoulder diameter IR 220 mm Da max - Max shoulder diameter OR 400 mm ra max - Max shaft & housing fillet radius 4 mm
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